Finding the Third Proportional to 1,310,164 and 2,777,789

Step by Step Solution

1. Step 1: Write the proportion equation
   1,310,164 : 2,777,789 = 2,777,789 : x
2. Step 2: Convert to fraction form
   1,310,164/2,777,789 = 2,777,789/x
3. Step 3: Cross multiply
   1,310,164x = 2,777,789 × 2,777,789
4. Step 4: Simplify right side
   1,310,164x = 7,716,111,728,521
5. Step 5: Solve for x
   x = 7,716,111,728,521/1,310,164
6. Step 6: Final answer
   x = 5,889,424.32